Naxoral Shampoo contains Ketoconazole, which has an anti-fungal effect on the scalp. Ketoconazole disrupts the structure of the fungal cell wall, leaving these cells unprotected, eventually causing them to die. It is a shampoo that prevents fungi from growing and reproducing on the skin. With its regular use, Naxoral Shampoo helps the hair regain its health by fighting various ailments in the scalp.